1. Hotels are rated on the basis of one to five stars. The Holiday Stay Hotel chain rated all 50 of it's hotels. The data is shown in the diagram below. Number of Stars Frequency 10 22 4 8 5 3 1). Find the standard deviation for this set of data to the nearest hundredth. 2). Did you calculate the sample or population standard deviation? 3). How many hotels have ratings that fall within one standard deviation of the mean?

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Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.