Mathematics, 23.03.2021 19:10 jaelynnm
Right triangle XYZ, has vertex angles at the coordinates, X(3, -5), Y(0, -5), and Z(0, -1). Its image, triangle X'Y'Z' has vertex angles at the coordinates, X'(0, 0), Y'(-3, 0) and Z'(-3, 4)
Describe the horizontal and vertical translations that map triangle XYZ onto its image, triangle X'Y'Z'.
left 3; up 5
right 5; down 3
left 3; down 5
right 3; up 5
Answers: 2
Mathematics, 21.06.2019 21:30
In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?
Answers: 1
Mathematics, 21.06.2019 22:20
Select the correct answer from each drop-down menu. the table shows the annual sales revenue for different types of automobiles from three automobile manufacturers. sales revenue (millions of dollars) suv sedan truck marginal total b & b motors 22 15 9 46 pluto cars 25 27 10 62 panther motors 26 34 12 72 marginal total 73 76 31 180 the company with the highest percentage of sales revenue from sedans is . of the annual sales revenue from suvs, the relative frequency of pluto cars is .
Answers: 1
Mathematics, 21.06.2019 22:30
Agroup of randomly selected members of the foodies food club were asked to pick their favorite type of food. the bar graph below shows the results of the survey. there are 244 members in the foodies.
Answers: 3
Right triangle XYZ, has vertex angles at the coordinates, X(3, -5), Y(0, -5), and Z(0, -1). Its imag...
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