Gina is a tour boat operator and she wants to know the mean age of all the people in her tour group.

she randomly selects 8 people in the group and asks them for their ages. their responses are 19, 27, 25, 21, 44, 22, 45, and 34.

what is the best estimate of the mean age of all the people in the tour group?

round to the nearest whole number.

enter your answer in the box.

years

G(x) = 2 sin(2x - π) + 4. using complete sentences, explain how to find the minimum value for the function.

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality