Answer:
-0.2084
Step-by-step explanation:

29.9999 would be the answer here's how i worked it out
Step-by-step explanation:
40 days = 15 boys
1 day = 15/40 = 3/8
therefore,
30 days = 3/8 × 30
= 11.1/4 boys or 11.25boys
Mean - 4.19
median - 4
modes - 0,1,1,2,2,3,3,3,3,3,4,4,5,5,5,6,7,7,7,8,9
range - 9
interquartile range - 4
in order to add picture you need to take a picture for it. you can you "snipping tool" if you have it. once you snip a picture you should save it to your desktop. if you want to post a picture on prainly there is a swirly picture on the bottom that looks kinda like a paper clip. press that it should say add attachments. then add your attachment