Mathematics, 04.09.2020 05:01 student0724
1. The table below gives the number of hours spent studying for a science exam and the final exam
grade.
0
Study hours
Grade
2
77
5
92
1
70
4
90
2
75
3
84
63
a) Using graph paper, draw a scatterplot of the data.
b) What is the equation for the line of best fit? Sketch this on your graph.
Equation
c) Predict the exam grade of a student who studied for 6 hours.
Grade expected
d) Could this line go on forever? Why or why not?
Answers: 3
Mathematics, 22.06.2019 03:30, Kingmoney959
In a coastal town, the humidity, measured in grams of water per kilogram of air, increases by 43% for every 1 degree celsius increase in temperature. a scientist observes that the humidity on monday morning is 5.75 grams per kilogram. he wants to know how much the temperature must increase for the humidity to reach at least 49.17 grams per kilogram. let t represent the increase in temperature, in degrees celsius, from monday morning's observation. write an inequality to represent the situation, and use it to determine the desired temperature increase.
Answers: 3
Mathematics, 22.06.2019 08:00, darkghostmist
Indicate whether each statement is true or false, assuming that the "or" in the sentence means the inclusive or. then indicate whether the statement is true or false if the "or" means the exclusive or. (a) february has 31 days or the number 5 is an integer. (b) the number pi is an integer or the sun revolves around the earth. (c) 20 nickels are worth one dollar or whales are mammals. (d) there are eight days in a week or there are seven days in a week. (e) january has exactly 31 days or april has exactly 30 days.
Answers: 2
1. The table below gives the number of hours spent studying for a science exam and the final exam
g...
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