the answer is 12.2 for 150 rounded to nearest tenth
Answer:c
Just had it on apex
Step-by-step explanation:
Answer:

a. We get 56 heads out of 100 tosses.
We will use one sample proportion test
x = 56
n = 100



Formula of test statistic =
=
=
refer the z table for p value
p value = 0.8849
a. We get 560 heads out of 1000 tosses.
We will use one sample proportion test
x = 560
n = 1000



Formula of test statistic =
=
=
refer the z table for p value
p value = .000148
p value of part B is less than Part A because part B have 10 times the number the tosses.
Answer:
A scatter plot to the right shows a very strong association.
Step-by-step explanation:
Because a scatter plot to the right shows that both variables are positive and they both increase, so it shows a strong association between those variables.