A town mayor believes the average street is 14 ft wide. To test this, 9 streets are measured and the numbers are recorded. 10 11 13 11 14 10 12 Find each 2-decimal answer for a 93% interval Small # on the interval Large # on the interval Margin of error

Your Task: ● Choose any 3 items that you can measure using Your Hand as an estimate. Use the hand, pictured above, as your guideline for measuring using your own hand. Where the red line is located is the width of your hand - use this as your non- standard unit of measurement to estimate how long or how wide a particular object is. • Measure your hand with a ruler. Indicate this measurement. Then identify 3 objects that you wish to estimate the width or length of. Measure each object using your hand. Indicate the measurement for each object that you have estimated using your hand. Then actually measure each object with a ruler or tapeline. Indicate the actual measurement. ● How close are you? List any advantages/disadvantages to using this measuring technique.

Without measuring, pick the best choice by estimating. If the doctor says that your child's temperature is 35°C, your child's temperature is which of the following? low normal high

These values have an average of 8. What is the average distance of those values from that average of 8? 0 2 6 14 18

Answer B

A sleep researcher record the duration of sleep (in hours) on a typical night and on the night before an exam. A different score was calculated for every person. What scale of measurement is the difference score? A. Ordinal B. Nominal C. Ratio D. Interval

Samantha is estimating the width of a lake. She stands at point B and looks through a long-range scope. She sees a boat shed at point A that is about 9 miles away and a tall tree at point C that is about 7 miles away. Which of the following is closest to the distance, in miles, across the lake from point A to point C?         12.9         9.7         10.6         11.4

#gn. Don't provide handwriting solution

Find the margin of error for the given values of​ c, s, and n.   c=0.90​, s=2.3​, n=9   The margin of error is.....​(Round to one decimal place as​ needed.

Find the value of z that would be used to test the difference between the proportions, given the following. (Use G - H. Give your answer correct to two decimal places.) Sample n x G 381 312 H 414 326