The standard deviation is 3.807.
<h3>What is standard deviation?</h3>
A standard deviation (or σ) is a measure of how dispersed the data is in relation to the mean.
Given:
variance= 14.5
standard deviation = √variance
= √14.5
= 3.807
Hence, the standard deviation is 3.807.
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Answer:
using delta
Step-by-step explanation:
delta=b^2-4ac
The sentence that best supports the reason for youth recreational sports is (3) The US Department of Agriculture recommends that young people ages 6–17 should engage in 60 minutes of physical activity each day.
<h3>What are recreational sports?</h3>
Recreational sports are competitive physical games played for fun and physical exercise with friends or as part of extra-curricular activities.
They do not involve professional sports persons.
<h3>Question Completion:</h3>
Read this source of information. (1) American youth have school commitments and extracurricular activities. (2) Many also enjoy leisure activities, such as reading and playing video games. (3) The US Department of Agriculture recommends that young people ages 6–17 should engage in 60 minutes of physical activity each day. (4) The specific amount of activity needed for a healthy lifestyle depends on daily caloric intake.
Thus, the sentence that best supports the reason for youth recreational sports is <u>Sentence 3</u>.
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Answer:
Step-by-step explanation:
If we let the points in the first graph define the position and slope of a line through the points, this line would have a negative slope and a negative trend line. As x increases, y decreases.
