A random sample is used to estimate the mean time required for caffeine from products such as coffee or soft drinks to leave the body after consumption. A 95% confidence interval based on this sample is: 5. 6 hours to 6. 4 hours (for adults).

Carlo is wondering what causes plants to grow at different rates. carlo’s hypothesis is “plants will grow more when the day is longer.” what would be the difference between the test group and the control group in this experiment? type of soil type of plants exposure to sunlight method for measuring the growth

Susie ran a race. she ran 55 miles an hour, and the race took her tt hours to complete.

Aplan that covers all qualified higer education expenses is known as a