2 years ago

Ashley is riding her bike to train for a triathlon and so far has traveled 96 miles.

Mathematics

1 answer:

Elina [12.6K]2 years ago

7 0

Answer:

6.4

Step-by-step explanation:

she has been riding her bike for 6.4 hours.

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3 years ago

Kenyon earns $105 for mowing 3 lawns. How much<br>would Kenyon earn for mowing 10 lawns?

svp [43]

Answer:

$350

Step-by-step explanation:

3 lawns --------------> $105

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3 years ago

Read 2 more answers

A researcher obtained M = 27 for a sample of n = 36 scores selected from a population with µ = 30 and σ = 18. This sample mean c

dusya [7]

Answer:

True

Step-by-step explanation:

Given that:

M = 27, sample of n = 36 scores, µ = 30 and σ = 18.

The z score is used in statistics to determine by how many standard deviations the raw score is above or below the mean. If the z score is positive, the raw score is greater than the mean and if the z score is negative the raw score is less than the mean. The z score is given as:

$z=\frac{x-\mu}{\sigma}$