Answer this ASAP The heights (corrected to the nearest centimeter) of a group of children are given below.

159, 155 , 153 , 154 , 157 , 162 , 152 , 160 , 161 ,157

(i)Find their mean height?
(ii) What is the mode?
(ii) Find their median height.
(iv) What is the range of the heights?
(v) Show the above information in a stem and leaf diagram.

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

Which number completes the system of linear inequalities represented by the graph? y> 2x – 2 and x + 4y 2 et 2 3 4

Arandomized controlled trial is designed to evaluate the effect of metoprolol in patients with heart failure. while preparing for statistical analysis, the researcher reviews some common types of statistical errors. which of the following statements is true regarding a type i error in a clinical study? a. the study is not significantly powered to detect a true difference between study groups. bthe null hypothesis is true but is rejected in error. c. the null hypothesis is false but is accepted in error. d. type i error is also known as beta and is usually 0.1 or 0.2. e. type i error depends on the study's confidence interval.