# math help pls pls

The correlation coefficient for poor health and not exercising in a group of people is 0.67. Analyze the following statement:

Poor health is caused by not exercising.

Is this a reasonable conclusion?

Yes; everyone who doesn't exercise is by definition unhealthy
Yes; the correlation coefficient is above 0.5, so that implies causation
No; the data are only weakly correlated, and many people are healthy who don't exercise
No; poor health and not exercising are completely unrelated

im thinking c am i right pls help

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3. 106
1. Yes, c.

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posted by Ms. Sue
2. thank you so much

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posted by Oscar
3. You're very welcome.

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posted by Ms. Sue
4. The price of a gym membership has a one-time sign-up fee and a monthly fee. The price can be modeled by the function y = 10x + 15, where x is the number of months.

What is the y-intercept, and what does it represent?

10; it represents the monthly fee
10; it represents the one-time sign-up fee
15; it represents the monthly fee
15; it represents the one-time sign-up fee

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posted by rose

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