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Reil [10]
3 years ago
15

A credit card company wants to test the hypothesis that its account holders spend an average of $100 per month at gasoline stati

ons. They take a sample of 1000 accounts and find an average spend of $115 with a standard deviation of $41. Conduct this hypothesis test with a .01 level of significance. What is the test statistic? Answer to two decimal places. Hint: this is a two-tail test.
Mathematics
1 answer:
Musya8 [376]3 years ago
6 0

Answer: I hate this app

Step-by-step explanation:

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PLEASE HELP!!!<br> Find each measure
Amanda [17]

Answer:

7.)

m<1 = 141

m<2= 39

m<3 = 141

8.)

m<1 = 17

m<2 = 73

m<3 = 107

9.)

m<1 = 101

m<2 = 33

m<3 = 71

Step-by-step explanation:

use the postulates and theorems your teacher gave you.

Also you need some logic

5 0
2 years ago
Read 2 more answers
I don't get this question can someone help?
dedylja [7]

Answer:

I dont know

Step-by-step explanation:

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6 0
2 years ago
Draw a rectangular fraction model to explain your thinking. Then, write a multiplication sentence. A. 2 3 of = 3 5
myrzilka [38]

Answer:

\frac{2}{3}\ of\ \frac{3}{5} = \frac{2}{5}

Step-by-step explanation:

Given

\frac{2}{3}\ of\ \frac{3}{5}

Solving (a): Multiplication sentence

\frac{2}{3}\ of\ \frac{3}{5}

Rewrite of as *

\frac{2}{3}\ of\ \frac{3}{5} = \frac{2}{3}\ *\ \frac{3}{5}

Solve

\frac{2}{3}\ of\ \frac{3}{5} = \frac{2}{5}

Hence, the multiplication sentence is:

\frac{2}{3}\ of\ \frac{3}{5} = \frac{2}{5}

Solving (b): Rectangular fraction model

In (a) above, the result is 2/5

The fraction model will be represented as thus:

  • Draw a rectangle
  • Partition in to 5 equal parts (5 represents the denominator)
  • Shade 2 of the 5 partitions (2 represents the numerator)

<em>See attachment for model</em>

5 0
3 years ago
What is the volume of this box?<br> Volume =<br> cubic units
vodomira [7]

Answer:

1 unit. If unit is cm, it is 1cm^3.. If unit is meter it will be 1m^3

7 0
2 years ago
Can u help me find the Answer
den301095 [7]

-20x-16

= -4(5x + 4)

I think 4 ×-5 = -20x

4×-4 = -16x

7 0
2 years ago
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