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Juliette [100K]
3 years ago
12

If f(a)=4a-5 what is f(3)-f(1.25) a. -8 b. 7 c. 17 d. 32

Mathematics
1 answer:
Solnce55 [7]3 years ago
7 0

c)17

Step-by-step explanation:

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A survey of randomly selected visitors to a mall yielded the following data:
torisob [31]

Answer:

The answer is A

Step-by-step explanation:

Reject the null concluding that there is evidence the proportion is higher for men.

6 0
3 years ago
Please help!! Brainliest if correct
Amiraneli [1.4K]
I think it would be C to
4 0
3 years ago
A major credit card company is investigating whether the distribution of the number of credit cards used by its customers has ch
Mumz [18]

Answer:

C) If the null hypothesis were true, there is a 2 percent chance of obtaining a chi-square value of at least 7.82.

Step-by-step explanation:

The value of the chi-square test statistic was 7.82 and the p- value is 0.02. This means that if the null hypothesis were true there is a 2 percent chance of obtaining a chi square value of at least 7.82

The p- value is defined as obtaining the test statistic under H0 as extreme as observed.

When the p- value is less than 0.05 in the chi square goodness fit test it means that the null hypothesis is rejected.

There fore option C is the best answer.

A)There is a 2 percent chance that the company's claim is correct.

B) There is a 2 percent chance of obtaining a chi-square value of at least 7.82.

C) If the null hypothesis were true, there is a 2 percent chance of obtaining a chi-square value of at least 7.82.

D) If the null hypothesis were true, there is a 2 percent chance that the company's claim is correct.

E)  If the null hypothesis were true, there is a 2 percent chance of obtaining a chi-square value of 7.82.

5 0
3 years ago
How to multiply 396×37
Jet001 [13]
Align the numbers 

 396
x 37

1) Times 396 by 7 >  396
                                  x  7
    Answer : 2772

      *align the numbers correctly       396
                                                           x 7
                                                         2772

2) Times 396 by 3 > 396
                                x   3
    Answer : 1188              396
                                          x 3
                                        1188
     396    <COMPLETE ANSWER
    x 37
   2772
 1188
14652 
8 0
4 years ago
Can you answer it pls and by the way i am in 5th grade
timofeeve [1]

Step-by-step explanation:

3×3 = 9, so it's greater than 3

3×4/3 = 4, so it's greater than 3

3×5/5 = 3, so it's equal to 3

3x4/9 = 4/3, so it's less than 3

3x5/6 = 5/2, so it's less than 3

4 0
2 years ago
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