The function m(x)=30x represents the number of total minutes, m(x), that a student goes to extra help sessions, x. Erik wants to
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The required distance covered is 90 units
<h3>Distance formula</h3>The formula for calculating the distance between two points is expressed as shown:
The required coordinates missing are (0, 42.78) and (90.42.78). Substiute the coordinate into the formula:
Hence the required distance covered is 90 units
Learn more on distance formula here: brainly.com/question/1872885
Answer:
Standard score z=0.07
Step-by-step explanation:
The z-score, or standard score, represents an equivalent value for X but in the standard normal distribution, where μ=0 and σ=1.
For X=28.3 in a normal distribution with μ=26.3 and σ=28.1, the standard score can be calculated as:
This value is 0.07 standard deviations right to the mean.
In the picture attached, we have located the z-score.
