Questions by Radhika

Questions by Radhika

A bag contains 4 blue coins and 8 red coins. A coin is removed at random and replaced by three of the other color. Part 1 out of 3: What is the probability that the removed coin is blue? Enter your answer

asked May 6, 2023

2 answers

36 votes

107k views

A laptop computer originally priced at $1,700 now sells for $2,000. What is the percent of increase?The percent increase is=%

asked Jan 19, 2023

1 answer

9 votes

279k views

I need help in political The question is: Others think human sacrifice helped Aztecs stay in power by?

asked Dec 17, 2022

1 answer

6 votes

311k views

Geo-net, a cellular phone company, has collected the following frequency distribution for the length of calls outside its normal customer roaming area: Length (min.) Frequency 0<5 260<5 75 5<10 13910<15 10515<20 3720<25 1825+ 400 The sample mean(x) for this distribution is 14.3 minutes, and the sample standard deviation is 3.7 minutes. Determine whether these data are normally distributed (a = .05).

asked Mar 26, 2022

1 answer

30 votes

9.8k views

Look at pic help with both plz

asked Mar 14, 2022

1 answer

14 votes

237k views

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