The value 0.01 is the maximum safe level of some naturally occurring lethal pollutant in drinking water for human consumption. You need to decide if you will use water coming from a specific source for one of the beverages your company produces, based on sample measures of this pollutant taken in random different locations and times at the source of water. In this case you would want to _____.

Answers

Answer 1

Question Completion:

Suppose that

H subscript o : mu less or equal than 0.01

H subscript alpha : mu greater than 0.01

The value 0.01 is the maximum safe level of some naturally occurring lethal pollutant in drinking water for human consumption. You need to decide if you will use water coming from a specific source for one of the beverages your company produces, based on sample measures of this pollutant taken in random different locations and times at the source of water. In this case you would want to _____.

A. maximize the power of the test

B. maximize beta

C. minimize mu

D. maximize the significance, alpha

E. maximize 1 minus alpha

Answer:

In this case you would want to _____.

 

D. maximize the significance, alpha

Step-by-step explanation:

The alpha (α) denotes the significance level or the probability of rejecting the initial or null hypothesis when it is true.

A higher alpha (α) reduces the probability of committing a Type II error or not rejecting the null hypothesis. On the other hand, a higher alpha (α) makes it more probable to  reject a null hypothesis when it is true (Type I error).


Related Questions

Since the enactment of a smoking ban in a particular​ city, the number of smokers has slowly declined. Statistics show that the number of smokers in this city has decreased for four consecutive months by​ 3%, 2%,​ 5%, and​ 2%. What was the overall percentage decrease in the number of smokers during this four month​ period? Round your answer to the nearest tenth of a percentage point.

Answers

Answer:

11.5%

Step-by-step explanation:

Let the number of smokers before ban = 100

Decrease in 1st month = 3% , of 100 = 3

Smokers after 1st month = 100 - 3 = 97

Decrease in 2nd month = 2%, of 97 = 1.94

Smokers after 2nd month = 97 - 1.94 =  95.06

Decrease in 3rd month = 5%, of 95.06 = 4.75

Smokers after 3rd month = 95.06 - 4.75 = 90.31

Decrease in 4th month = 2%, of 90.31 = 1.80

Smokers after 4th month = 90.31 - 1.80 = 88.51

Decrease in smokers after 4th month = (Decrease / old value) x 100

[ (100 - 88.51) / 100 ] x 100 = (11.49 / 100) x 100

= 11.5%

The Graph of a function g is shown below. Find the following: g(10)

Answers

Answer: the graph is not shown, but I'll try to explain how hypothetically, you would be able to graph g(10). If you are given something like an image of the graph, find slope and y-intercept first. The y-intercept is the point (0, #), and is on the y-axis. After finding what g(x) = mx + b <- slope intercept form is, substitute 10 for x, then solve.

Step-by-step explanation:

1. Suppose the positive numbers a և b are such that a + b = 7.
A. b-1:
B. 1:
Գ. 0:
D. -1:
E. a

Answers

Գ is the answer for the question

⚠️⚠️⚠️⚠️ Help Mhanifa! XXXXTRA Points! Please I really need help on my math. No links please! Quality answer please! Answer all parts to the question. Thanks in advance. ⚠️⚠️⚠️⚠️

Answers

Answer:

36 units

Step-by-step explanation:

Top base:

a = 6 units

Left leg:

b = 8 units

Bottom base:

d = 12 units

Right leg:

c² = √6²+8² = √100c = 10 units

Perimeter:

P = 6 + 8 + 10 + 12 = 36 units

I need help with this if you get it right I will mark you

Answers

9514 1404 393

Answer:

  D  9/DF = 18/16

Step-by-step explanation:

Corresponding sides are proportional. The proportions based on a given similarity statement can be written 4 ways.

For these isosceles triangles, the similarity statement could be written either of two ways:

  ΔDEF ~ ΔABC  or  ΔDEF ~ ΔCBA

Corresponding sides will depend on the similarity statement you use. Using the first one, they are ...

  DF and AC (short sides)

  DE and AB (long sides)

  EF and BC (long sides)

For each (short side, long side) pair, we can write the proportion 4 ways:

DF/DE = AC/AB  ⇒  DF/9 = 16/18DF/AC = DE/AB  ⇒  DF/16 = 9/18DE/DF = AB/AC  ⇒  9/DF = 18/16 . . . . . matches choice DAC/DF = AB/DE  ⇒  16/DF = 18/9

Using the other pair of long sides, or using the other similarity statement, the numerical proportions are the same as the ones listed above.

A bag of 33 tulip bulbs contains 11 red tulips, 12 yellow tulips, and 10 purple tulips. Suppose two tulip bulbs are randomly selected without replacement from the bag. What is the probability that two randomly selected tulip bulbs are both red

Answers

the answer will be 35/132

Can someone please help. This is stressful

Answers

Answer:

132

Step-by-step explanation:

[tex]V=\pi r^{2} \frac{h}{3}[/tex]

Round 4.57438 to the nearest tenths place

Answers

4.57438 to the nearest tenths place is 5.

The nearest tenth would be 4.6.

Helpppp please

The athletics director at Peter's school has created a phone tree that is used to notify team players in the event a
game has to be canceled or rescheduled. The phone tree is initiated when the director calls two captains. During
the second stage of the phone tree, the captains each call two players. During the third stage of the phone tree,
these players each call two other players. The phone tree continues until all players have been notified. If there are
50 players on the teams, how many stages will it take to notify all of the players?

Answers

Answer:

Pppppppppppppppppppppppppp

HIiiiiiiiiiiiiiiiiiiiiiiiii

Answers

Answer:

hi the answer is 7.3

Step-by-step explanation:

hope it helps you have a good day

the fifth term of an arithmetic sequence is 23 and the 12th is 72. determine the next three terms and general formula​

Answers

Answer:

first three terms are -5 , 2, and 9

Step-by-step explanation:

term(n) = a + (n-1)d

term5 = a+ 4d = 23

term12 = a + 11d = 72

subtract them

7d = 49

d = 7

sub into a+4d = 23

a + 28 = 23

a = -5

Area of equilateral triangle with a perimeter of 96?

Answers

answer: 443.41

hope this helped :)

WILL NAME BRAINLIST PLEASE

Use the table to write a linear function that relates y to x . PLEASE NO HACKERS

y=

Answers

Answer: -2

Step-by-step explanation:

When x is 0, y is -2.

Also, warning, the people who go into the comments saying to download something from bitly, do not do it. They are viruses and will not get the answer, please only report their answer and ignore them.

Answer:

Step-by-step explanation:

y= -1/4x

ne positive integer is 4 less than twice another. The sum of their squares is 356. Find the integers

Answers

9514 1404 393

Answer:

  16 and 10

Step-by-step explanation:

Let x and y represent the two integers.

  x = 2y -4 . . . . . one is 4 less than twice another

  x^2 +y^2 = 356 . . . . the sum of their squares is 356

We can solve these using substitution.

  (2y -4)^2 +y^2 = 356 . . . . substitute for x

  5y^2 -16y +16 = 356 . . . .  simpify

  5y^2 -16y -340 = 0 . . . . . put in standard form

  (5y +34)(y -10) = 0 . . . . . . factor*

  y = 10 . . . . . the only positive solution

  x = 2(10) -4 = 16

The integers are 16 and 10.

_____

* A graphing calculator can provide useful insight as to the factors.

Answer:

16 and 10 is the answer.

Step-by-step explanation:

#OrganizeLearning

Find the surface of the triangular prism
17m 17m 15m 16m 10m

Answers

Please dont press that file.

An item costs $34 it has a sales tax
rate of 5%. What is the amount of
sales tax for that item?
tax
0.00
+/-

Answers

Answer:

$1.70

Step-by-step explanation:

34 x 0.05 = 1.70

$1.70 is the tax

Please, I need help Try to explain if you can

Answers

Answer:

it the last choice

Step-by-step explanation:

you simply put the the x value and solove

What is 1 and 7/10
as a decimal?
0.17
1.7
th
0.7
7.1
1.07

Answers

1.7 is the answer to the question

m
Which is equivalent to *_?
V2
OA.
xV2
2
2x
OB.
V2
Oc.
2x
12
OD.
D. **v2
2
O E V2x​

Answers

1233444567801082737373727272

Please help 5 points

Answers

Answer:

below

Step-by-step explanation:

Table One-

0 -0

1- .5

2- 1

3 - 1.5

Table Two-  

0 - 0

1 - .25

2 - .50

3 - .75

Martin is playing a probability game with his friend. He places 9 blue marbles, 8 red marbles, and 3 white marbles in a
bag. What is the probability that Martin picks out a red marble, places it in his pocket, and picks out a second red
marble? Enter your answer as a fraction in the box provided.

Answers

8/8 6/8 so your going to take 2 from 8/8 so that would be 6/8

A researcher is investigating the relationship between the length, in centimeters, and weight, in grams, of pineapples. The researcher will select a random sample of 15 pineapples from grocery stores in a region and construct a 95% confidence interval for the slope of the population regression line, where length is the explanatory variable and weight is the response variable. When computing a confidence interval for the slope of the population regression line, which of the following is not a condition that must be checked?
A. The true relationship between length and weight is linear.
B. The standard deviation for weight does not vary with length.
C. The values of weight are approximately normally distributed at each value of length.
D. The sum of the residuals is zero.
E. The observations are independent.

Answers

Answer:

D. The sum of the residuals is zero.

Step-by-step explanation:

The relation between length and weight of pineapples is observed. The observation should be independent and the values must be normally distributed in order to find the confidence interval for slope of population regression line.

i have no clue how to do this

Answers

Answer:

being e tnn 6t FCC CBC ni irdghyy42s nhi it a njugkinsa high by nigh

work out the cost. 70cm of ribbon at £2.00 per metre.​

Answers

Answer:140
Explanation: multiply 70 times 2.00

6 1/8 liters of Lemonade and I use 1/4 for each cup how many cups can I fill?

Answers

Answer:

4

Step-by-step explanation:

Lol :b

DetermIne the inverse function of f(x) = 1/3 + 6
Please show work

Answers

Answer:

f(x)⁻¹ = 3x - 18

Step-by-step explanation:

I'm going to assume that 1/3 is the coefficient of the x.

f(x) = 1/3x + 6

y = 1/3x + 6

x = 1/3y + 6

x - 6 = 1/3y

3x - 18 = y

f(x)⁻¹ = 3x - 18

Can someone help finds the area of this figure

Answers

9514 1404 393

Answer:

  49 cm^2

Step-by-step explanation:

The shape is a 3 × 3 square on top of a 4 × 10 rectangle. The area of each rectangle is found by multiplying the dimensions.

  Total Area = (3 cm)(3 cm) +(4 cm)(10 cm) = 9 cm^2 +40 cm^2

  Total area = 49 cm^2

A 25 foot ladder leans against a house. How far is the foot if the ladder from base if the building if the top of the ladder is 20 feet from the ground?

Answers

Answer:

C

Step-by-step explanation:

x^2 + 20^2 = 25^2

x^2 + 400 625

x^2 = 225

x = 15

Which is equivalent to
?
V2
Ο ΑΜΣ
2
OB. 120
2
2x
O
C.
al
OD
x+V2
2
OE V2​

Answers

Just what the bleep is happening here! 74847

I need help with this plsss

Answers

Answer:

8 boxes

Step-by-step explanation:

Surface area of the rectangular prism:

A=2(wl+hl+hw)

A = 2(5·4+7·4+7·5) = 166

The 166 represents the square ft of one box.

Take the total number of wallpaper she has, 1328 ft^2, and divide by 166 to find the number of boxes that she can cover.

[tex]\frac{1328}{166} = 8[/tex]

Hope that helps!

Answer:

Step-by-step explanation:

Firstly lets calculate the total surface area of the cuboid

Total surface area of cuboid (A1)

= 2( l*b+ b*h +l*h)

= 2( 7 * 5+ 5 * 4 + 7 * 4)

= 166 ft²

also given that

Total area of the wallpaper ( A2)= 1328 ft²

Now

Number of boxes that she can cover is

= A2 / A1

= 1328 / 166

= 8 BOXES.

hope it will help :)

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