The COVID 19 positivity rate in Bulacan is 1.5%. Find the probability that 5 new confirmed COVID 19 case will be recorded.
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The COVID 19 positivity rate in Bulacan is 1.5%. Find the probability that 5 new confirmed COVID 19 case will be recorded.
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- According to Johns Hopkins data, the mortality rate of Covid-19 for the USA and the UK respectively 1.7% and 2.7%.It is expected that next week there will be 1,200,000 (1.2 million) and 238,000 Covid-19 cases for the US and the UK, respectively.Deaths in the USA and the UK assuming independent, Covid-19 for US and UK next week Find the probability that the total number of deaths is at least 27,000.Hint: Use the normal approximation to the binomial distribution.Your extrusion process yields 0.7 defects per 100 m length of aluminum extrusion. In a 400 m length, what is the probability of observing 2 or more defects? 0.2384 O 0.4695 O 0.7689 O 0.5305 0.2311It has been reported that 5% of all cars on the highway are traveling at speeds in excess of 70mph. If the speeds of four random auromobiles are measured via radar what is the probability that at least one car is going over 70 mph
- A soft-drink machine is regulated so that it discharges an average of 200 milliliters per cup. If the amount of drink is normally distributed with a standard deviation equal to 15 milliliters. What is the probability that a cup contains between 194 and 219 milliliters?Suppose that in a large population of women (aged 20 to 29-years-old) that the mean serum cholesterol level is 183 mg/dl and the standard deviation is 37. Find the probability that a sample of size 60 from this population will yield a mean cholesterol level. Greater than 190If life length ( in hours ) of certain kind of device follows chi - squared distribution with dof 10 . Find the probability that exactly 2 of 6 such devices in a system will have to be replaced within the first 16 hours of operation. Assume that life of the devices are independent