Statistical Applications-BM

Statistical Applications-BM

12th Grade

15 Qs

quiz-placeholder

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Statistical Applications-BM

Statistical Applications-BM

Assessment

Quiz

Mathematics

12th Grade

Medium

Used 1+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

The closer r is to 1, the _________ the correlation

stronger

weaker

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

X is a normally distributed variable with a mean μ = 30 & standard deviation σ = 4. Find P(x < 40)

0.3944

.7688

0.8944

0.9938

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

When do you reject the null hypothesis?

When the Chi value is low

When the P value is high

When the Chi value is high or the P value is low

When the Chi value is low or the P value is high

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What must be true about the expected values in a chi square test?

greater than or equal to 2

greater that or equal to 5

greater than or equal to 10

greater than or equal to 30

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

How many degrees of freedom will be present?

7

4

5

6

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

This table shows the number of babies born on each day of the week. Is there evidence that births are more likely on specific days of the week?

yes, the P value is less than .05

yes, the P value is greater than .05

no evidence, the P value is less than .05

no evidence, the P value is greater than .05

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the expected value for females that like Pepsi?

14.5

6.3

11

10.5

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