Do the majority of US adults who suffer from migraine headaches benefit from acupuncture treatments?

Population:

Parameter:

Null value:

Write the null hypothesis in words:

Write the null hypothesis in mathematical symbols:

Write the alternative hypothesis in words:

Write the alternativehypothesis in mathematical symbols:

Hemoglobin is a protein in red blood cells that carries oxygen from the lungs to body tissues. People with less than 12g of hemoglobin per deciliter of blood are considered anemic. A public health official wonders if adults in NH nursing homes are anemic.

Population:

Parameter:

Null value:

Write the null hypothesis in words:

Write the null hypothesis in mathematical symbols:

Write the alternative hypothesis in words:

Write the alternativehypothesis in mathematical symbols:

The Survey of Study Habits and Attitudes (SSHA) is a psychological test that measures students' study habits and attitudes towards school. Scores range from 0 to 200. The mean scores for college students is about 115. I wonder if students at RVCC is different from the national average score.

Population:

Parameter:

Null value:

Write the null hypothesis in words:

Write the null hypothesis in mathematical symbols:

Write the alternative hypothesis in words:

Write the alternativehypothesis in mathematical symbols:

According to the EPA, Honda's Ridgeline gets 24 mpg on the highway. However, EPA ratings tend to over-estimate true fuel economy. Does the Honda Ridgeline really get 24 mpg on the highway?

Population:

Parameter:

Null value:

Write the null hypothesis in words:

Write the null hypothesis in mathematical symbols:

Write the alternative hypothesis in words:

Write the alternativehypothesis in mathematical symbols:

Is the average commute time for RVCC students at least 20 minutes?

Population:

Parameter:

Null value:

Write the null hypothesis in words:

Write the null hypothesis in mathematical symbols:

Write the alternative hypothesis in words:

Write the alternativehypothesis in mathematical symbols: