7. Hypothesis Testing - Conclusions: Choose the appropriate concluding statement for the following hypothesis tests.

Answer parts (a) through (c).

7(a).You claim that the mean volume in all 12-ounce cans of Fizzy Pop soda is equal to 12 ounces. After analyzing the sample data and performing a hypothesis test, you reject the null hypothesis.

Group of answer choices

-The data do not provide sufficient evidence that the mean volume in all 12-ounce cans of Fizzy Pop is not equal to 12 ounces.

-The data provide sufficient evidence that the mean volume in all 12-ounce cans of Fizzy Pop is equal to 12 ounces.

-The data do not provide sufficient evidence that the mean volume in all 12-ounce cans of Fizzy Pop is equal to 12 ounces.

-The data provide sufficient evidence that the mean volume in all 12-ounce cans of Fizzy Pop is not equal to 12 ounces.

7(b). You claim that the average speed of all cars traveling down a certain stretch of highway is greater than 71 mph. After analyzing the sample data and performing a hypothesis test, you fail to reject the null hypothesis.

Group of answer choices

-The data provide sufficient evidence that the average speed is not greater than 71 mph.

-The data do not provide sufficient evidence that the average speed is not greater than 71 mph.

-The data do not provide sufficient evidence that the average speed is greater than 71 mph

-The data provide sufficient evidence that the average speed is greater than 71 mph.

7(c). You claim that the proportion of all cars traveling below the speed limit is less than 45%. After analyzing the sample data and performing a hypothesis test, you reject the null hypothesis.

Group of answer choices

-The data do not provide sufficient evidence that the proportion of all cars traveling below the speed limit is less than 45%.

-The data do not provide sufficient evidence that the proportion of all cars traveling below the speed limit is not less than 45%.

-The data provide sufficient evidence that the proportion of all cars traveling below the speed limit is not less than 45%.

-The data provide sufficient evidence that the proportion of all cars traveling below the speed limit is less than 45%.