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11 January, 08:40

1. Consider this scatter plot.

(a) What is the relationship between the numbers of weeks practicing and the words per minute that can be typed? Explain.

(c) Paul uses the function y = 7.7x + 13.8 to model the situation. How many words per minute can Paul predict to type after 5 weeks of practicing? Show your work!

(d) What does the number 13.8 in Part (b) mean in the context of the situation?

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  1. 11 January, 09:26
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    (a) What is the relationship between the numbers of weeks practicing and the words per minute that can be typed? Explain.

    There is no scattered plot.

    (c) Paul uses the function y = 7.7x + 13.8 to model the situation. How many words per minute can Paul predict to type after 5 weeks of practicing? Show your work!

    y = 7.7*5 + 13.8 = 52.3 words/minute

    (d) What does the number 13.8 in Part (b) mean in the context of the situation?

    Paul predict to type 13.8 words/minute without practicing.
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