Mathematics, 09.02.2021 01:00 balakrishnamanoharan
Stephanie spends $0.1 per text sent and $0.25 per picture sent on her cell phone. Her monthly budget for messaging is $30.
a) Write a linear inequality to represent this situation, then graph.
b) Using your graph, give two possible combinations of text and picture messages she can send and stay within her budget.
Answers: 2
Mathematics, 21.06.2019 17:10
The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?
Answers: 1
Mathematics, 22.06.2019 01:30
Given are five observations for two variables, x and y. xi 1 2 3 4 5 yi 3 7 5 11 14 which of the following is a scatter diagrams accurately represents the data? what does the scatter diagram developed in part (a) indicate about the relationship between the two variables? try to approximate the relationship betwen x and y by drawing a straight line through the data. which of the following is a scatter diagrams accurately represents the data? develop the estimated regression equation by computing the values of b 0 and b 1 using equations (14.6) and (14.7) (to 1 decimal). = + x use the estimated regression equation to predict the value of y when x = 4 (to 1 decimal). =
Answers: 3
Mathematics, 22.06.2019 02:20
Which equation can be simplified to find the inverse of y = 2x2^2
Answers: 2
Stephanie spends $0.1 per text sent and $0.25 per picture sent on her cell phone. Her monthly budget...
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