Which numeric type is more precise in Java for decimal values?

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Prepare for the Arizona State University CSE110 Exam 1. Study with flashcards and multiple choice questions, each question has hints and explanations. Get ready for success!

In Java, the double data type is more precise for representing decimal values than the other numeric types listed. The double type is a double-precision 64-bit IEEE 754 floating point, which allows it to represent a wider range of decimal numbers with greater accuracy compared to float, which is a single-precision 32-bit IEEE 754 floating point.

The advantage of using double comes from its ability to store more bits for the mantissa, which directly affects the precision of the decimal representation. This means that when performing calculations involving decimal values, using double reduces the chances of rounding errors compared to using float.

Int and long are both integer data types and do not support decimal values at all, making them unsuitable for applications requiring precision with fractions or real numbers. Therefore, double is the correct choice for scenarios where higher decimal precision is necessary.

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