QUESTION 4 Heights of 10-year-old boys is normally distributed with a mean=138 cm and a standard deviation=7 cm. What proportion is
less than 140 cm in height? Don't forget to look up the Z in Table 1 to find your probability. Record your answer to two
decimal places.
0.38

Rectangle pqrs has length a and width 4b. the x-axis bisects ps and qr what are the coordinates of the vertices

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?

Drag the tiles to the correct boxes to complete the pairs. not all tiles will be used. match each division expression with the correct quotient.