Question

PLZ HELP! WILL AWARD BRAINLIEST!!!!!!
Since the beginning of the Covid-19 quarantine 70% of 7th graders have changed their sleep patterns and are not getting the required 10 hours of sleep each night. The table below shows a simulation of randomly generated numbers, where 0-6 represents students who sleep less than 10 hours per day and 7-9 represent students who sleep 10 hours or more per day. What is the probability that 4 or more students from a group of 5 randomly selected 7th graders is not getting a sufficient night's sleep for adequate growth? (express your answer as a fraction and as a percent - round to the nearest tenth)

Answer 1

Answer:

Step-by-step explanation: I don't know