Here Are Some Summary Statistics for All of the Runners

question 19

Multiple Choice

Here are some summary statistics for all of the runners in a local 12 kilometre race: slowest time = 129 minutes,mean = 79 minutes,median = 79 minutes,range = 99 minutes,IQR = 64,Q1 = 32,standard deviation = 11 minutes.Suppose last year's race results were better by 8%.Find last year's mean and standard deviation.Express your answer in exact decimals.

• A)Mean: 6.32 minutes,SD: 0.88 minutes
• B)Mean: 85.32 minutes,SD: 11 minutes
• C)Mean: 85.32 minutes,SD: 11.88 minutes
• D)Mean: 72.68 minutes,SD: 10.12 minutes
• E)Mean: 72.68 minutes,SD: 11 minutes

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Definitions:

Vagina

The muscular tube leading from the external genitals to the cervix of the uterus in women and most female mammals.

Ovarian Cancer

A type of cancer that originates in the ovaries, characterized by the uncontrolled growth of abnormal cells.

Cervical Cancer

A type of cancer that occurs in the cells of the cervix — the lower part of the uterus that connects to the vagina.

Embryonic

Relating to an embryo, the earliest stage of growth and development in many organisms.