1. The local weatherman broadcasted that there is a 40% chance
of rain today.
a. In your own words, explain what the statement means,
The chance of pain is unlikely.
b. Rewrite Question 1 using an equivalent fraction in place of
the percent. Explain what it means.

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?