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A multiple-choice test has 5 questions, each with 4 options. A student guesses on all questions randomly A correct answer
What is the probability that the student gets exactly 3 correct answers?A)
A call center receives an average of 6 calls per hour. What is the probability of receiving exactly 4 calls in an hour?
tech company spent an average of 3.75 million USD on cloud services in 2023.
If the exchange rate was 1 USD = 5.23 LYD, what is the equivalent mean expenditure in Libyan Dinars (LYD)?
vibration frequency of an
industrial machine (in Hertz) was measured at different times, and the readings were: 42 47 50 55 60 63 70 it was found that the standard deviation is 9.1hz Variance=?
Find The atomic number of element X if you know the four quantum numbers Periodic table of X^+3 are ( 3,2,+1,-1/2 )
