You have found the following ages (in years) of 4 zebras. The zebras are randomly selected from the 45 zebras at your local zoo: 7, 1, 9, 14

Based on your sample, what is the average age of the zebras?
What is the estimated variance of the ages? You may round your answers to the nearest tenth.

Average age: years old?

Variance: years?​

98 point question what is the record for most points in one

Which of these lines passes through the point (1,-1) and has a slope of -3?

Grace is a 70-year old woman who paid the utility bill online for the first time. she called her bank's customer service center to make sure she had done the transaction successfully. but the voice recording repeatedly played a message that all representatives were busy, which irked grace. which factor would make grace not recommend the bank to others? a. absence of technology b. lack of accessibility c. lack of financial products d. poor reputation