Prachi conducted an experiment to determine the relationship between the number of hours, t, spent studying the night before the test and the number of questions, q, answered correctly on
the test. She used the following equation to model her results.
q= -3(t – 2)2 + 45
What is the best interpretation of the number 2 in Prachi's model?

2) the relationship between temperature in degrees fahrenheit, f, and units kelvin, k, is given by the formula k32) 273.15. which of the following readings, in kelvins, is equivalent to a fahrenheit reading of 7 (rounded to the nearest hundredth decimal place)?

Late at night some traffic signals change patterns and become ?

Heights of men on a baseball team have a bell-shaped distribution with a mean of 177 cm and a standard deviation of 6 cm. using the empirical rule, what is the approximate percentage of the men between the following values? a. 159 cm and 195 cm b. 165 cm and 189 cm a. 89% of the men are between 159 cm and 195 cm. (round to one decimal place as needed.) b. 89% of the men are between 165 cm and 189 cm. (round to one decimal place as needed.)